42263734 has 16 divisors (see below), whose sum is σ = 68130288. Its totient is φ = 19590912.

The previous prime is 42263729. The next prime is 42263761. The reversal of 42263734 is 43736224.

It is a junction number, because it is equal to n+sod(n) for n = 42263696 and 42263705.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6999 + ... + 11554.

It is an arithmetic number, because the mean of its divisors is an integer number (4258143).

Almost surely, 2^42263734 is an apocalyptic number.

42263734 is a deficient number, since it is larger than the sum of its proper divisors (25866554).

42263734 is a wasteful number, since it uses less digits than its factorization.

42263734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18639.

The product of its digits is 24192, while the sum is 31.

The square root of 42263734 is about 6501.0563756977. The cubic root of 42263734 is about 348.3287233860.

Adding to 42263734 its reverse (43736224), we get a palindrome (85999958).

The spelling of 42263734 in words is "forty-two million, two hundred sixty-three thousand, seven hundred thirty-four".